Merge "encode_test_driver: test for failure prior to encode"

test/encode_test_driver.cc

@@ -195,6 +195,7 @@ void EncoderTest::RunLoop(VideoSource *video) {
 
     video->Begin();
     encoder->InitEncoder(video);
+    ASSERT_FALSE(::testing::Test::HasFatalFailure());
 
     unsigned long dec_init_flags = 0;  // NOLINT
     // Use fragment decoder if encoder outputs partitions.